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Finding the Fourth Proportional to 17,594.70, 26,334.45 and 13,677.90

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Solution

The fourth proportional to 17,594.70, 26,334.45 and 13,677.90 is: 20,472.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,594.70 : 26,334.45 = 13,677.90 : x
  2. Step 2: Convert to fraction form
    17,594.70/26,334.45 = 13,677.90/x
  3. Step 3: Cross multiply
    17,594.70x = 26,334.45 × 13,677.90
  4. Step 4: Simplify right side
    17,594.70x = 360,199,973.66
  5. Step 5: Solve for x
    x = 360,199,973.66/17,594.70
  6. Step 6: Final answer
    x = 20,472.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.